53% (2016)

80% (2002)

75% (2005)

80% (2007)

60% (1986)

69% (2012)

74% (1971)

70% (2019)

81% (1970)

77% (2003)

82% (1967)

73% (1996)

71% (2010)

60% (1985)

80% (2000)

68% (1980)

75% (2018)

64% (1992)

50% (2006)

63% (2017)